Add 8/12 and 3/7
8/12 + 3/7 is 23/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
8/12 = 8 × 7/12 × 7 = 56/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
3/7 = 3 × 12/7 × 12 = 36/84 - Add the two like fractions:
56/84 + 36/84 = 56 + 36/84 = 92/84 - 92/84 simplified gives 23/21
- So, 8/12 + 3/7 = 23/21
In mixed form: 12/21
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